Our understanding of human ancestry has changed dramatically since the discovery of Lucy the ancient hominin 50 years ago.

The thinking of early theorists was that our evolution was a coordinated, linear process. Our ancestors’ brains grew steadily ...

Fifty years ago, the discovery of a human ancestor "Lucy" generated worldwide attention. NPR's Scott Detrow speaks with paleoanthropologist Zeray Alemseged about the legacy of the discovery.

Australopithecus afarensis—the same species as the world-renowned “Lucy” fossil. The anatomy of the feet and the walkers’ gait indicated that A. afarensis was bipedal and moved more like a human than ...

A collection of 3-million-year-old bones unearthed 50 years ago in Ethiopia changed our understanding of human origins.

The 3.2-million-year-old human ancestor known as Lucy sparked a revolution in scientists’ understanding of the origins of ...

Fifty years after a fossil skeleton of Australopithecus afarensis was unearthed in Ethiopia, we know so much more about how ...

It has been 50 years since archaeologists discovered Lucy, perhaps the most famous ancient hominin ever found. But the ...

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Perhaps most importantly, Lucy’s discovery foreshadowed a series of fossil finds that filled in the scientific picture of her species. By 1978, enough evidence had accumulated to establish Lucy as the ...